Merge branch 'sj/ref-consistency-checks-more'

"git fsck" becomes more careful when checking the refs.

* sj/ref-consistency-checks-more:
  builtin/fsck: add `git refs verify` child process
  packed-backend: check whether the "packed-refs" is sorted
  packed-backend: add "packed-refs" entry consistency check
  packed-backend: check whether the refname contains NUL characters
  packed-backend: add "packed-refs" header consistency check
  packed-backend: check if header starts with "# pack-refs with: "
  packed-backend: check whether the "packed-refs" is regular file
  builtin/refs: get worktrees without reading head information
  t0602: use subshell to ensure working directory unchanged

1 files changed, 8 insertions, 0 deletions

diff --git a/worktree.h b/worktree.h
index 16368588a0..e4bcccdc0a 100644
--- a/worktree.h
+++ b/worktree.h
@@ -31,6 +31,14 @@ struct worktree {
 struct worktree **get_worktrees(void);
 
 /*
+ * Like `get_worktrees`, but does not read HEAD. Skip reading HEAD allows to
+ * get the worktree without worrying about failures pertaining to parsing
+ * the HEAD ref. This is useful in contexts where it is assumed that the
+ * refdb may not be in a consistent state.
+ */
+struct worktree **get_worktrees_without_reading_head(void);
+
+/*
  * Returns 1 if linked worktrees exist, 0 otherwise.
  */
 int submodule_uses_worktrees(const char *path);